<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>鼠标左中右</title>
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
   
</head>
<body>
    <div id="app">
        <button v-on:click.left="btnClick">左</button>
        <button v-on:click.middle="btnClick">中</button>
        <button v-on:click.right.prevent="btnClick">右</button>



           

    </div>
    <script>
        var app = new Vue({
            el:"#app",
            data:{
                counter:0,
            },
            methods:{
                btnClick(e){
                    console.log("鼠标触发事件");
                   
                },
               


            }

        });
    </script>
</body>
</html>